... of reservoir and fracture properties albeit with increasing uncertainty as shut-in time decreases. Upstream Oil & Gas dimensionless time flow regime derivative drillstem/well testing initial reservoir pressure pwsD transmissibility Drillstem Testing storage coefficient pressure diagnostic...

... fracture length linear flow History Match interpretation answer key Production analysis Drillstem Testing transition time input parameter production data analysis analytical model probabilistic approach reservoir forecast characteristic SRV permeability society of petroleum engineers...

... & Gas shale hoop stress lithofacies closure time drillstem testing fracture drillstem/well testing stress Gradient log analysis Wellbore Design microfracture test straddled interval drilling-induced fracture propagation test 1 Introduction The Delaware basin defines the western...

... formulations. drillstem/well testing calculation investigation Upstream Oil & Gas initial reservoir pressure correction factor example 1 linear flow Drillstem Testing constant rate Material Balance Equation fluid property average pressure reservoir constant fbhp transient linear flow...

... by the additional fluid-rock interaction expected for the shale due to flow through nanometer-sized pores. flow in porous media Upstream Oil & Gas gas-condensate mixture experiment complex reservoir Fluid Dynamics effective pressure dew-point pressure Drillstem Testing drillstem/well testing...

... Drillstem Testing drillstem/well testing PVT measurement Upstream Oil & Gas complex reservoir Fluid Dynamics initial pressure pseudopressure production data analysis average pressure Behmanesh reservoir surveillance transient linear flow undersaturation dew point pressure equation...

... are reanalyzed for proof of concept and demonstration of the developed techniques. hydraulic fracturing flow in porous media drillstem/well testing complex reservoir Monte Carlo simulation Modeling & Simulation Drillstem Testing Fluid Dynamics shale gas flowback data porosity fracture half...

... transient testing water saturation Upstream Oil & Gas Drillstem Testing transfer function pressure transient analysis drillstem/well testing unsteady-state transfer function pressure drop analytical solution production data matrix block reservoir fractured reservoir effective permeability...

... from the more detailed modeling approaches. Upstream Oil & Gas fracture half length variation flow in porous media drillstem/well testing model 1 model 3 hydraulic fracturing Drillstem Testing Fluid Dynamics fracture length permeability degradation Vaca Muerta model 2 numerical...

... permeability Drillstem Testing early transition transition region radial flow unconventional reservoir Introduction Flow Regime Identification The log-log derivative plot has been used in well test analysis since its introduction ( Bourdet 1983 ) due to its usefulness in flow regime...

... than its transverse counterpart. pressure transient analysis upstream oil & gas fracture closure time flow regime pressure transient testing bhp whp drillstem testing compressibility fracture closure pressure estimation wellbore closure pressure fracture breakdown pressure...

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... procedure, will considerably improve on current techniques for establishing permeability and pore volume of unconventional reservoir samples. pressure transient testing transient linear flow production test drillstem testing fluid dynamics calculation pressure transient analysis upstream oil...

... design, and the evolution of candidate screening criteria. We will also briefly touch on some possible reasons for improved refrac well performance, based on computer simulation / history matching. drillstem testing depletion refrac control restimulation hydraulic fracturing production uplift...

... can be used to diagnose wells from other unconventional resources. pressure transient testing diagnostic plot fracture half-length pressure transient analysis drillstem/well testing fraction 0 upstream oil & gas reservoir pressure boundary drillstem testing compressibility psi...

... by implementing an adaptive pressure feedback loop in the system. The method can be applied to a straddle packer test using conventional drillstem testing tools or formation testers, using either straddle packers or probes. The effects of wellbore storage and fluid compressibility are found to reduce...

... closure-dominated flow is new. This model can be used to design fracture-injection/falloff tests that would allow determination of all the involved parameters, including reservoir permeability. Field data validate the model and demonstrate the value of this approach. drillstem testing log-log...

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.... The approach is considered to be useful for analysis of production data from shale gas and tight gas formations as it captures the physics of flow in such formations realistically. artificial intelligence complex reservoir case 2 drillstem testing fluid dynamics desorption rate-transient analysis...